Cass Elliot, lovingly known as Mama Cass, was a powerful American vocalist and a defining voice of The Mamas & the Papas, helping shape the sound and spirit of the 1960s. In July 1974, she walked onto a London stage to roaring applause, radiant and confident, delivering a warm and heartfelt performance. No one in the audience knew it would be her final show. Just hours later, Cass Elliot died peacefully in her sleep at only 32 years old from heart failure. The joy of that night became an unspoke